UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ebyCNAeHNBUozys0DrPbMDG2n8VF++xvqnx3g+IP8s=' 
WHERE 
  key_id = '688d658da37b51937eed59ee312a793262a24b81f83892e86a6887904746f72c' 
  AND (
    token = '/ebyCNAeHNBUozys0DrPbMDG2n8VF++xvqnx3g+IP8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )